netdev - Re: [PATCH v4] isdn: Use ktime_t instead of 'struct timeval'

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Date:	Sun, 31 May 2015 21:38:00 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	ruchandani.tina@...il.com
Cc:	arnd@...db.de, isdn@...ux-pingi.de, netdev@...r.kernel.org,
	y2038@...ts.linaro.org
Subject: Re: [PATCH v4] isdn: Use ktime_t instead of 'struct timeval'

From: Tina Ruchandani <ruchandani.tina@...il.com>
Date: Sun, 31 May 2015 12:49:37 +0530

> 'struct timeval' uses 32-bit representation for seconds which will
> overflow in year 2038 and beyond. mISDN/clock.c needs to compute and
> store elapsed time in intervals of 125 microseconds. This patch replaces
> the usage of 'struct timeval' with 64-bit ktime_t which is y2038 safe.
> The patch also replaces do_gettimeofday (wall-clock time) with ktime_get
> (monotonic time) since we only care about elapsed time here.
> 
> Signed-off-by: Tina Ruchandani <ruchandani.tina@...il.com>
> Suggested-by: Arnd Bergmnann <arnd@...db.de>

This doesn't apply cleanly to net-next.
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